package com.zzyl.nursing.service.impl;

import java.util.HashMap;
import java.util.List;

import cn.hutool.core.collection.ListUtil;
import com.zzyl.common.utils.DateUtils;
import com.zzyl.common.utils.StringUtils;
import com.zzyl.framework.web.service.TokenService;
import com.zzyl.nursing.dto.UserLoginRequestDto;
import com.zzyl.nursing.service.WechatService;
import com.zzyl.nursing.vo.LoginVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.zzyl.nursing.mapper.FamilyMemberMapper;
import com.zzyl.nursing.domain.FamilyMember;
import com.zzyl.nursing.service.IFamilyMemberService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;

import javax.annotation.Resource;
import java.util.Arrays;
import java.util.Map;

/**
 * 老人家属Service业务层处理
 * 
 * @author laoYe
 * @date 2025-05-29
 */
@Service
public class FamilyMemberServiceImpl extends ServiceImpl<FamilyMemberMapper, FamilyMember> implements IFamilyMemberService
{
    @Autowired
    private FamilyMemberMapper familyMemberMapper;

    @Autowired
    private WechatService wechatService;

    @Resource
    private TokenService tokenService;

    static List<String> DEFAULT_NICKNAME_PREFIX = ListUtil.of(
            "生活更美好",
            "大桔大利",
            "日富一日",
            "好柿开花",
            "柿柿如意",
            "一椰暴富",
            "大柚所为",
            "杨梅吐气",
            "天生荔枝"
    );

    /**
     * 查询老人家属
     * 
     * @param id 老人家属主键
     * @return 老人家属
     */
    @Override
    public FamilyMember selectFamilyMemberById(Long id)
    {
        return getById(id);
    }

    /**
     * 查询老人家属列表
     * 
     * @param familyMember 老人家属
     * @return 老人家属
     */
    @Override
    public List<FamilyMember> selectFamilyMemberList(FamilyMember familyMember)
    {
        return familyMemberMapper.selectFamilyMemberList(familyMember);
    }

    /**
     * 新增老人家属
     * 
     * @param familyMember 老人家属
     * @return 结果
     */
    @Override
    public int insertFamilyMember(FamilyMember familyMember)
    {
        return save(familyMember) ? 1 : 0;
    }

    /**
     * 修改老人家属
     * 
     * @param familyMember 老人家属
     * @return 结果
     */
    @Override
    public int updateFamilyMember(FamilyMember familyMember)
    {
        return updateById(familyMember) ? 1 : 0;
    }

    /**
     * 批量删除老人家属
     * 
     * @param ids 需要删除的老人家属主键
     * @return 结果
     */
    @Override
    public int deleteFamilyMemberByIds(Long[] ids)
    {
        return removeByIds(Arrays.asList(ids)) ? 1 : 0;
    }

    /**
     * 删除老人家属信息
     * 
     * @param id 老人家属主键
     * @return 结果
     */
    @Override
    public int deleteFamilyMemberById(Long id)
    {
        return removeById(id) ? 1 : 0;
    }

    /**
     * 小程序登录
     *
     * @param dto
     * @return
     */
    @Override
    public LoginVo login(UserLoginRequestDto dto) {
        // 构建返回对象
        LoginVo loginVo = new LoginVo();
        //    1、获取传过来的code
        String code = dto.getCode();
        //    2、远程调用小程序获取openid
        String openId = wechatService.getOpenId(code);
        //    3、获取手机号码
        String phone = wechatService.getPhone(dto.getPhoneCode());
        //    4、通过openid查询数据库family_member 家属信息
        FamilyMember memberInDb = lambdaQuery().eq(FamilyMember::getOpenId, openId).one();
        //    5、如果不存在则 新增家属信息, 生成一个随机名称
        FamilyMember familyMember = new FamilyMember();
        if(null == memberInDb){
            familyMember.setOpenId(openId);
            // 生成随机名称
            familyMember.setName(getRandomName(phone));
            familyMember.setPhone(phone);
            save(familyMember);
            //设置登录名称
            loginVo.setNickName(familyMember.getName());
        }else {
            //设置登录名称
            loginVo.setNickName(memberInDb.getName());
            familyMember.setId(memberInDb.getId());
            //    6、存在，判断手机号码是否不一致，不一致则更新手机号码
            if(!memberInDb.getPhone().equals(phone)){
                familyMember.setPhone(phone);
                updateById(familyMember);
            }
        }
        //    7、生成token返回
        Map<String,Object> claims = new HashMap<>();
        claims.put("userId", familyMember.getId());
        claims.put("nickName", loginVo.getNickName());
        String token = tokenService.createToken(claims);

        loginVo.setToken(token);
        return loginVo;
    }

    private String getRandomName(String phone){
        // 随机组装昵称，词组+手机号后四位
        String nickName = DEFAULT_NICKNAME_PREFIX.get((int) (Math.random() * DEFAULT_NICKNAME_PREFIX.size()))
                + StringUtils.substring(phone, 7);
        return nickName;
    }
}
